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Cheap flights from London Heathrow Airport to Kingsport from £621

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TYS
9 Jul — 16 Jul1
1 adult

Cheap flight deals from Heathrow to Kingsport

Keep the following information in mind while searching for Heathrow to Kingsport flight deals. Data was last updated 4 July 2025.

Round-trip from

£621

Popular in

June

Cheapest in

September

Average price

£1,103
American Airlines
  • American Airlines
  • 19/9-23/9
  • 3 total stops
  • 40h 26m total
  • London to Kingsport
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£202 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Heathrow to Kingsport

Cheapest flights from Heathrow to Kingsport
Explore the most affordable flight options available from Heathrow to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Fri 19/917:15LHR - TRI
2 stops26h 10mAmerican Airlines
Tue 23/917:14TRI - LHR
1 stop14h 16mAmerican Airlines
Deal found 3/7£621
Mon 18/815:15LHR - TRI
1 stop12h 20mVirgin Atlantic
Mon 25/810:57TRI - LHR
2 stops14h 48mVirgin Atlantic
Deal found 3/7£695
Mon 18/809:55LHR - TRI
2 stops17h 40mDelta
Mon 25/817:13TRI - LHR
1 stop15h 17mDelta
Deal found 3/7£712
Mon 18/815:15LHR - TRI
1 stop12h 20mKLM
Mon 25/817:13TRI - LHR
1 stop15h 17mKLM
Deal found 3/7£713
Sat 12/719:05LHR - TRI
2 stops24h 10mFinnair
Sat 26/708:05TRI - LHR
2 stops17h 15mFinnair
Deal found 2/7£1,013

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Kingsport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Kingsport that are best for you.

Fly from

Heathrow

Fly to

Kingsport

Route

Depart

Return

Price

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Fri 19/9

17:15-14:25

2 stops26h 10m

Blountville Tri Cities TN/VA

Tue 23/9

17:14-12:30

1 stop14h 16m

£621

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Mon 18/8

15:15-22:35

1 stop12h 20m

Blountville Tri Cities TN/VA

Mon 25/8

10:57-06:45

2 stops14h 48m

£695

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Mon 18/8

09:55-22:35

2 stops17h 40m

Blountville Tri Cities TN/VA

Mon 25/8

17:13-13:30

1 stop15h 17m

£712

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Mon 18/8

15:15-22:35

1 stop12h 20m

Blountville Tri Cities TN/VA

Mon 25/8

17:13-13:30

1 stop15h 17m

£713

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Best time to book a flight from Heathrow to Kingsport

Have a flexible travel schedule? Discover the best time to fly to Kingsport from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Kingsport

What is the cheapest month to book a flight from London Heathrow Airport to Kingsport?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Kingsport (average of £720). Flying from London Heathrow Airport to Kingsport in July is currently the most expensive (average of £1,115). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to K1N?

Find hourly flight availability from Heathrow to Kingsport. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

When flying from London Heathrow Airport to Kingsport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from London Heathrow Airport to Kingsport?

Use this chart to determine the cheapest time to fly return from Heathrow to Kingsport. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Kingsport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from London Heathrow Airport to Kingsport?

Reviews of airlines servicing Kingsport

Get insights into the airlines that provide service to Kingsport. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kingsport. Reviews last updated 4 July 2025.
See what other customers who have flown with Delta, KLM, andVirgin Atlantic from London Heathrow Airport to Kingsport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,982 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,982 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Kingsport. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Heathrow to Kingsport that include hotel bookings?

    Yes. In addition to deals on Heathrow to Kingsport flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Kingsport?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Kingsport.

  • Can I find deals for business class flights from Heathrow to Kingsport?

    Yes. Cheapflights offers flight deals from Heathrow to Kingsport by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Kingsport?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Kingsport (average of £720). Flying from London Heathrow Airport to Kingsport in July is currently the most expensive (average of £1,115). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from Heathrow to Kingsport

Discover the top 8 airlines that operate flights from Heathrow to Kingsport. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£374Average£628FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£472Average£632FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£483Average£653FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£485Average£623FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£499Average£628FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£508Average£885FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest£533Average£713FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£554Average£968FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Kingsport?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Kingsport for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Kingsport with no change fees?

Yes, we can. To see specific flights from Heathrow to Kingsport with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to Kingsport become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kingsport from Heathrow today and book when prices fit your budget.

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